Keynote/Boardwatch Internet Backbone Index A better test!!!

Jack Rickard jack.rickard at
Fri Jun 27 22:22:05 UTC 1997

See the July Directory.  We show about 30 pages of graphs, including one
with an average for each period (nominally 4 hours I think) across the
calendar month.

> From: Michael Dillon <michael at>
> To: nanog at; Gene Shklar <GeneShklar at>
> Subject: RE: Keynote/Boardwatch Internet Backbone Index  A better test!!!
> Date: Friday, June 27, 1997 2:39 PM
> >Thanks for the suggestions. We're considering doing a follow-up and
> >perhaps making
> >this a regular feature every 2 or 4 months thereafter. We've received a
> >few suggestions
> >for methodology changes/enhancements,
> I just thought of another solution to the problem of too many variables.
> The numbers that you came up with this time are essentially meaningless
> because there are so many variables involved that shift from time to
> and by taking one month of measurements and boiling it down to a single
> number, you simply don't learn anything useful. However, if you were to
> a similar test and come up with a single number for each day and then
> that number for one month, then it would show some useful info. If a
> provider has one bad day, it doesn't blow their average but it is still
> clearly visible. And if a provider has 10 bad days, then that is also
> visible and is arguably more useful than a single number which might be
> seen as implying a slower network. Personally, I would rate an erratic
> network as far worse than a slower one.
> ********************************************************
> Michael Dillon                    voice: +1-415-482-2840
> Senior Systems Architect            fax: +1-415-482-2844
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